diff --git a/src/utilities/workflowAnnotationUtils.test.ts b/src/utilities/workflowAnnotationUtils.test.ts
index 5fc55475..bed2bd1a 100644
--- a/src/utilities/workflowAnnotationUtils.test.ts
+++ b/src/utilities/workflowAnnotationUtils.test.ts
@@ -11,5 +11,10 @@ describe('WorkflowAnnotationUtils', () => {
          )
          expect(cleanLabel('with⚒️emoji')).toEqual('withemoji')
       })
+      it('should remove slashes from label', () => {
+         expect(
+            cleanLabel('Workflow Name / With Slashes / And Spaces')
+         ).toEqual('Workflow_Name_-_With_Slashes_-_And_Spaces')
+      })
    })
 })
diff --git a/src/utilities/workflowAnnotationUtils.ts b/src/utilities/workflowAnnotationUtils.ts
index 8d304594..248b53f3 100644
--- a/src/utilities/workflowAnnotationUtils.ts
+++ b/src/utilities/workflowAnnotationUtils.ts
@@ -37,7 +37,11 @@ export function getWorkflowAnnotationKeyLabel(): string {
  * @returns cleaned label
  */
 export function cleanLabel(label: string): string {
-   const removedInvalidChars = label.replace(/[^-A-Za-z0-9_.]/gi, '')
+   let removedInvalidChars = label
+      .replace(/\s/gi, '_')
+      .replace(/[\/\\\|]/gi, '-')
+      .replace(/[^-A-Za-z0-9_.]/gi, '')
+
    const regex = /([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9]/
    return regex.exec(removedInvalidChars)[0] || ''
 }